Finding the Fourth Proportional to 1,248,680.01, 1,723,178.41 and 675,720.18
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Solution
The fourth proportional to 1,248,680.01, 1,723,178.41 and 675,720.18 is: 932,493.84
Step by Step Solution
- Step 1: Write the proportion equation
1,248,680.01 : 1,723,178.41 = 675,720.18 : x - Step 2: Convert to fraction form
1,248,680.01/1,723,178.41 = 675,720.18/x - Step 3: Cross multiply
1,248,680.01x = 1,723,178.41 × 675,720.18 - Step 4: Simplify right side
1,248,680.01x = 1,164,386,421,998.71 - Step 5: Solve for x
x = 1,164,386,421,998.71/1,248,680.01 - Step 6: Final answer
x = 932,493.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.